.main-banner {
 
 
  padding-bottom: 30px;
}

.main-banner .left-content .thumb img {
  width: 100%;
  overflow: hidden;
}

.main-banner .left-content .inner-content {
  position: absolute;
  left: 100px;
  top: 50%;
  transform: translateY(-50%);
}

.main-banner .left-content .inner-content h4 {
  color: #fff;
  margin-top: -10px;
  font-size: 52px;
  font-weight: 700;
  margin-bottom: 20px;
}

.main-banner .left-content .inner-content span {
  font-size: 16px;
  color: #fff;
  font-weight: 400;
  font-style: italic;
  display: block;
  margin-bottom: 30px;
}

.main-banner .right-content .right-first-image {
  margin-bottom: 28.5px;
}

.main-banner .right-content .right-first-image .thumb {
  position: relative;
  text-align: center;
}

.main-banner .right-content .right-first-image .thumb img {
  width: 100%;
  overflow: hidden;
}

.main-banner .right-content .right-first-image .thumb .inner-content {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 100%;
  text-align: center;
}

.main-banner .right-content .right-first-image .thumb .inner-content h4 {
  color: #fff;
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 15px;
}

.main-banner .right-content .right-first-image .thumb .inner-content span {
  font-size: 16px;
  color: #fff;
  font-style: italic;
}

.main-banner .right-content .right-first-image .thumb .hover-content {
  position: absolute;
  top: 15px;
  right: 15px;
  left: 15px;
  bottom: 15px;
  text-align: center;
  background-color: rgba(42,42,42,.97);
  opacity: 0;
  visibility: hidden;
  transition: all 0.5s;
}

.main-banner .right-content .right-first-image .thumb:hover .hover-content {
  opacity: 1;
  visibility: visible;
}

.main-banner .right-content .right-first-image .thumb .hover-content .inner {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
}

.main-banner .right-content .right-first-image .thumb .hover-content h4 {
  color: #fff;
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 15px;
}

.main-banner .right-content .right-first-image .thumb .hover-content p {
  color: #fff;
  padding: 0px 20px;
  margin-bottom: 20px;
}